'Now in Stereo' has been proudly stamped on records since the 1970s but to many engineers and musicians effective use of stereo is still somewhat of a black art. In a previous production tip we looked at the important role panning plays in not just creating stereo interest, but also giving each element it's own space within a mix. Now we're going to take that one step further and see how we can adjust the width of individual mix elements, many of which are likely to be mono sources.